[8.AF.9.ab] Linear equations

What is the slope of the red line?

• 1

• 2

• 4

• 8

What is the slope of the blue line?

• 1

• 2

• 4

• 8

What is the slope of the purple line?

What is the slope of the red line?

Are the red line and purple line congruent or similar?

• neither

• both

• similar

• congruent

Which of the linear equations represents the graphed line?

Find an equation of the line that passes through the points (1,2) and (2,3).

• y = x + 2

• y = x + 1

• y = 2x + 1

• y = 3x + 2

Find an equation of the line that has intercepts (1,0) and (0,4).

• y = 4x + 1

• y = 4x - 4

• y = -4x + 4

• y = -4x - 1

(1,0) ( (0,4)

These are coordinates on a line. Which ones are the y=int?

• (0,4)

• (1,0)

(3,0) ( (0,9)

These are coordinates on a line. Which ones are the y=int?

• (0,9)

• (3,0)